<HTML>
<BODY BGCOLOR="white">
<PRE>
<FONT color="green">001</FONT>    package org.bukkit.inventory;<a name="line.1"></a>
<FONT color="green">002</FONT>    <a name="line.2"></a>
<FONT color="green">003</FONT>    import org.bukkit.Material;<a name="line.3"></a>
<FONT color="green">004</FONT>    import org.bukkit.material.MaterialData;<a name="line.4"></a>
<FONT color="green">005</FONT>    <a name="line.5"></a>
<FONT color="green">006</FONT>    /**<a name="line.6"></a>
<FONT color="green">007</FONT>     * Represents a stack of items<a name="line.7"></a>
<FONT color="green">008</FONT>     */<a name="line.8"></a>
<FONT color="green">009</FONT>    public class ItemStack {<a name="line.9"></a>
<FONT color="green">010</FONT>        private int type;<a name="line.10"></a>
<FONT color="green">011</FONT>        private int amount = 0;<a name="line.11"></a>
<FONT color="green">012</FONT>        private MaterialData data = null;<a name="line.12"></a>
<FONT color="green">013</FONT>        private short durability = 0;<a name="line.13"></a>
<FONT color="green">014</FONT>    <a name="line.14"></a>
<FONT color="green">015</FONT>        public ItemStack(final int type) {<a name="line.15"></a>
<FONT color="green">016</FONT>            this(type, 0);<a name="line.16"></a>
<FONT color="green">017</FONT>        }<a name="line.17"></a>
<FONT color="green">018</FONT>    <a name="line.18"></a>
<FONT color="green">019</FONT>        public ItemStack(final Material type) {<a name="line.19"></a>
<FONT color="green">020</FONT>            this(type, 0);<a name="line.20"></a>
<FONT color="green">021</FONT>        }<a name="line.21"></a>
<FONT color="green">022</FONT>    <a name="line.22"></a>
<FONT color="green">023</FONT>        public ItemStack(final int type, final int amount) {<a name="line.23"></a>
<FONT color="green">024</FONT>            this(type, amount, (short) 0);<a name="line.24"></a>
<FONT color="green">025</FONT>        }<a name="line.25"></a>
<FONT color="green">026</FONT>    <a name="line.26"></a>
<FONT color="green">027</FONT>        public ItemStack(final Material type, final int amount) {<a name="line.27"></a>
<FONT color="green">028</FONT>            this(type.getId(), amount);<a name="line.28"></a>
<FONT color="green">029</FONT>        }<a name="line.29"></a>
<FONT color="green">030</FONT>    <a name="line.30"></a>
<FONT color="green">031</FONT>        public ItemStack(final int type, final int amount, final short damage) {<a name="line.31"></a>
<FONT color="green">032</FONT>            this(type, amount, damage, null);<a name="line.32"></a>
<FONT color="green">033</FONT>        }<a name="line.33"></a>
<FONT color="green">034</FONT>    <a name="line.34"></a>
<FONT color="green">035</FONT>        public ItemStack(final Material type, final int amount, final short damage) {<a name="line.35"></a>
<FONT color="green">036</FONT>            this(type.getId(), amount, damage);<a name="line.36"></a>
<FONT color="green">037</FONT>        }<a name="line.37"></a>
<FONT color="green">038</FONT>    <a name="line.38"></a>
<FONT color="green">039</FONT>        public ItemStack(final int type, final int amount, final short damage, final Byte data) {<a name="line.39"></a>
<FONT color="green">040</FONT>            this.type = type;<a name="line.40"></a>
<FONT color="green">041</FONT>            this.amount = amount;<a name="line.41"></a>
<FONT color="green">042</FONT>            this.durability = damage;<a name="line.42"></a>
<FONT color="green">043</FONT>            if (data != null) {<a name="line.43"></a>
<FONT color="green">044</FONT>                createData(data);<a name="line.44"></a>
<FONT color="green">045</FONT>                this.durability = data;<a name="line.45"></a>
<FONT color="green">046</FONT>            }<a name="line.46"></a>
<FONT color="green">047</FONT>        }<a name="line.47"></a>
<FONT color="green">048</FONT>    <a name="line.48"></a>
<FONT color="green">049</FONT>        public ItemStack(final Material type, final int amount, final short damage, final Byte data) {<a name="line.49"></a>
<FONT color="green">050</FONT>            this(type.getId(), amount, damage, data);<a name="line.50"></a>
<FONT color="green">051</FONT>        }<a name="line.51"></a>
<FONT color="green">052</FONT>    <a name="line.52"></a>
<FONT color="green">053</FONT>        /**<a name="line.53"></a>
<FONT color="green">054</FONT>         * Gets the type of this item<a name="line.54"></a>
<FONT color="green">055</FONT>         *<a name="line.55"></a>
<FONT color="green">056</FONT>         * @return Type of the items in this stack<a name="line.56"></a>
<FONT color="green">057</FONT>         */<a name="line.57"></a>
<FONT color="green">058</FONT>        public Material getType() {<a name="line.58"></a>
<FONT color="green">059</FONT>            return Material.getMaterial(type);<a name="line.59"></a>
<FONT color="green">060</FONT>        }<a name="line.60"></a>
<FONT color="green">061</FONT>    <a name="line.61"></a>
<FONT color="green">062</FONT>        /**<a name="line.62"></a>
<FONT color="green">063</FONT>         * Sets the type of this item&lt;br /&gt;<a name="line.63"></a>
<FONT color="green">064</FONT>         * &lt;br /&gt;<a name="line.64"></a>
<FONT color="green">065</FONT>         * Note that in doing so you will reset the MaterialData for this stack<a name="line.65"></a>
<FONT color="green">066</FONT>         *<a name="line.66"></a>
<FONT color="green">067</FONT>         * @param type New type to set the items in this stack to<a name="line.67"></a>
<FONT color="green">068</FONT>         */<a name="line.68"></a>
<FONT color="green">069</FONT>        public void setType(Material type) {<a name="line.69"></a>
<FONT color="green">070</FONT>            setTypeId(type.getId());<a name="line.70"></a>
<FONT color="green">071</FONT>        }<a name="line.71"></a>
<FONT color="green">072</FONT>    <a name="line.72"></a>
<FONT color="green">073</FONT>        /**<a name="line.73"></a>
<FONT color="green">074</FONT>         * Gets the type id of this item<a name="line.74"></a>
<FONT color="green">075</FONT>         *<a name="line.75"></a>
<FONT color="green">076</FONT>         * @return Type Id of the items in this stack<a name="line.76"></a>
<FONT color="green">077</FONT>         */<a name="line.77"></a>
<FONT color="green">078</FONT>        public int getTypeId() {<a name="line.78"></a>
<FONT color="green">079</FONT>            return type;<a name="line.79"></a>
<FONT color="green">080</FONT>        }<a name="line.80"></a>
<FONT color="green">081</FONT>    <a name="line.81"></a>
<FONT color="green">082</FONT>        /**<a name="line.82"></a>
<FONT color="green">083</FONT>         * Sets the type id of this item&lt;br /&gt;<a name="line.83"></a>
<FONT color="green">084</FONT>         * &lt;br /&gt;<a name="line.84"></a>
<FONT color="green">085</FONT>         * Note that in doing so you will reset the MaterialData for this stack<a name="line.85"></a>
<FONT color="green">086</FONT>         *<a name="line.86"></a>
<FONT color="green">087</FONT>         * @param type New type id to set the items in this stack to<a name="line.87"></a>
<FONT color="green">088</FONT>         */<a name="line.88"></a>
<FONT color="green">089</FONT>        public void setTypeId(int type) {<a name="line.89"></a>
<FONT color="green">090</FONT>            this.type = type;<a name="line.90"></a>
<FONT color="green">091</FONT>            createData((byte) 0);<a name="line.91"></a>
<FONT color="green">092</FONT>        }<a name="line.92"></a>
<FONT color="green">093</FONT>    <a name="line.93"></a>
<FONT color="green">094</FONT>        /**<a name="line.94"></a>
<FONT color="green">095</FONT>         * Gets the amount of items in this stack<a name="line.95"></a>
<FONT color="green">096</FONT>         *<a name="line.96"></a>
<FONT color="green">097</FONT>         * @return Amount of items in this stick<a name="line.97"></a>
<FONT color="green">098</FONT>         */<a name="line.98"></a>
<FONT color="green">099</FONT>        public int getAmount() {<a name="line.99"></a>
<FONT color="green">100</FONT>            return amount;<a name="line.100"></a>
<FONT color="green">101</FONT>        }<a name="line.101"></a>
<FONT color="green">102</FONT>    <a name="line.102"></a>
<FONT color="green">103</FONT>        /**<a name="line.103"></a>
<FONT color="green">104</FONT>         * Sets the amount of items in this stack<a name="line.104"></a>
<FONT color="green">105</FONT>         *<a name="line.105"></a>
<FONT color="green">106</FONT>         * @param amount New amount of items in this stack<a name="line.106"></a>
<FONT color="green">107</FONT>         */<a name="line.107"></a>
<FONT color="green">108</FONT>        public void setAmount(int amount) {<a name="line.108"></a>
<FONT color="green">109</FONT>            this.amount = amount;<a name="line.109"></a>
<FONT color="green">110</FONT>        }<a name="line.110"></a>
<FONT color="green">111</FONT>    <a name="line.111"></a>
<FONT color="green">112</FONT>        /**<a name="line.112"></a>
<FONT color="green">113</FONT>         * Gets the MaterialData for this stack of items<a name="line.113"></a>
<FONT color="green">114</FONT>         *<a name="line.114"></a>
<FONT color="green">115</FONT>         * @return MaterialData for this item<a name="line.115"></a>
<FONT color="green">116</FONT>         */<a name="line.116"></a>
<FONT color="green">117</FONT>        public MaterialData getData() {<a name="line.117"></a>
<FONT color="green">118</FONT>            if (Material.getMaterial(getTypeId()).getData() != null) {<a name="line.118"></a>
<FONT color="green">119</FONT>                data = Material.getMaterial(getTypeId()).getNewData((byte) this.durability);<a name="line.119"></a>
<FONT color="green">120</FONT>            }<a name="line.120"></a>
<FONT color="green">121</FONT>    <a name="line.121"></a>
<FONT color="green">122</FONT>            return data;<a name="line.122"></a>
<FONT color="green">123</FONT>        }<a name="line.123"></a>
<FONT color="green">124</FONT>    <a name="line.124"></a>
<FONT color="green">125</FONT>        /**<a name="line.125"></a>
<FONT color="green">126</FONT>         * Sets the MaterialData for this stack of items<a name="line.126"></a>
<FONT color="green">127</FONT>         *<a name="line.127"></a>
<FONT color="green">128</FONT>         * @param amount New MaterialData for this item<a name="line.128"></a>
<FONT color="green">129</FONT>         */<a name="line.129"></a>
<FONT color="green">130</FONT>        public void setData(MaterialData data) {<a name="line.130"></a>
<FONT color="green">131</FONT>            Material mat = getType();<a name="line.131"></a>
<FONT color="green">132</FONT>    <a name="line.132"></a>
<FONT color="green">133</FONT>            if ((mat == null) || (mat.getData() == null)) {<a name="line.133"></a>
<FONT color="green">134</FONT>                this.data = data;<a name="line.134"></a>
<FONT color="green">135</FONT>            } else {<a name="line.135"></a>
<FONT color="green">136</FONT>                if ((data.getClass() == mat.getData()) || (data.getClass() == MaterialData.class)) {<a name="line.136"></a>
<FONT color="green">137</FONT>                    this.data = data;<a name="line.137"></a>
<FONT color="green">138</FONT>                } else {<a name="line.138"></a>
<FONT color="green">139</FONT>                    throw new IllegalArgumentException("Provided data is not of type " + mat.getData().getName() + ", found " + data.getClass().getName());<a name="line.139"></a>
<FONT color="green">140</FONT>                }<a name="line.140"></a>
<FONT color="green">141</FONT>            }<a name="line.141"></a>
<FONT color="green">142</FONT>        }<a name="line.142"></a>
<FONT color="green">143</FONT>    <a name="line.143"></a>
<FONT color="green">144</FONT>        /**<a name="line.144"></a>
<FONT color="green">145</FONT>         * Sets the durability of this item<a name="line.145"></a>
<FONT color="green">146</FONT>         *<a name="line.146"></a>
<FONT color="green">147</FONT>         * @param durability Durability of this item<a name="line.147"></a>
<FONT color="green">148</FONT>         */<a name="line.148"></a>
<FONT color="green">149</FONT>        public void setDurability(final short durability) {<a name="line.149"></a>
<FONT color="green">150</FONT>            this.durability = durability;<a name="line.150"></a>
<FONT color="green">151</FONT>        }<a name="line.151"></a>
<FONT color="green">152</FONT>    <a name="line.152"></a>
<FONT color="green">153</FONT>        /**<a name="line.153"></a>
<FONT color="green">154</FONT>         * Gets the durability of this item<a name="line.154"></a>
<FONT color="green">155</FONT>         *<a name="line.155"></a>
<FONT color="green">156</FONT>         * @return Durability of this item<a name="line.156"></a>
<FONT color="green">157</FONT>         */<a name="line.157"></a>
<FONT color="green">158</FONT>        public short getDurability() {<a name="line.158"></a>
<FONT color="green">159</FONT>            return durability;<a name="line.159"></a>
<FONT color="green">160</FONT>        }<a name="line.160"></a>
<FONT color="green">161</FONT>    <a name="line.161"></a>
<FONT color="green">162</FONT>        /**<a name="line.162"></a>
<FONT color="green">163</FONT>         * Get the maximum stacksize for the material hold in this ItemStack<a name="line.163"></a>
<FONT color="green">164</FONT>         * Returns -1 if it has no idea.<a name="line.164"></a>
<FONT color="green">165</FONT>         *<a name="line.165"></a>
<FONT color="green">166</FONT>         * @return The maximum you can stack this material to.<a name="line.166"></a>
<FONT color="green">167</FONT>         */<a name="line.167"></a>
<FONT color="green">168</FONT>        public int getMaxStackSize() {<a name="line.168"></a>
<FONT color="green">169</FONT>            return -1;<a name="line.169"></a>
<FONT color="green">170</FONT>        }<a name="line.170"></a>
<FONT color="green">171</FONT>    <a name="line.171"></a>
<FONT color="green">172</FONT>        private void createData(final byte data) {<a name="line.172"></a>
<FONT color="green">173</FONT>            Material mat = Material.getMaterial(type);<a name="line.173"></a>
<FONT color="green">174</FONT>    <a name="line.174"></a>
<FONT color="green">175</FONT>            if (mat == null) {<a name="line.175"></a>
<FONT color="green">176</FONT>                this.data = new MaterialData(type, data);<a name="line.176"></a>
<FONT color="green">177</FONT>            } else {<a name="line.177"></a>
<FONT color="green">178</FONT>                this.data = mat.getNewData(data);<a name="line.178"></a>
<FONT color="green">179</FONT>            }<a name="line.179"></a>
<FONT color="green">180</FONT>        }<a name="line.180"></a>
<FONT color="green">181</FONT>    <a name="line.181"></a>
<FONT color="green">182</FONT>        @Override<a name="line.182"></a>
<FONT color="green">183</FONT>        public String toString() {<a name="line.183"></a>
<FONT color="green">184</FONT>            return "ItemStack{" + getType().name() + " x " + getAmount() + "}";<a name="line.184"></a>
<FONT color="green">185</FONT>        }<a name="line.185"></a>
<FONT color="green">186</FONT>    <a name="line.186"></a>
<FONT color="green">187</FONT>        @Override<a name="line.187"></a>
<FONT color="green">188</FONT>        public boolean equals(Object obj) {<a name="line.188"></a>
<FONT color="green">189</FONT>            if (!(obj instanceof ItemStack)) {<a name="line.189"></a>
<FONT color="green">190</FONT>                return false;<a name="line.190"></a>
<FONT color="green">191</FONT>            }<a name="line.191"></a>
<FONT color="green">192</FONT>    <a name="line.192"></a>
<FONT color="green">193</FONT>            ItemStack item = (ItemStack) obj;<a name="line.193"></a>
<FONT color="green">194</FONT>    <a name="line.194"></a>
<FONT color="green">195</FONT>            return item.getAmount() == getAmount() &amp;&amp; item.getTypeId() == getTypeId();<a name="line.195"></a>
<FONT color="green">196</FONT>        }<a name="line.196"></a>
<FONT color="green">197</FONT>    <a name="line.197"></a>
<FONT color="green">198</FONT>        @Override<a name="line.198"></a>
<FONT color="green">199</FONT>        public ItemStack clone() {<a name="line.199"></a>
<FONT color="green">200</FONT>            return new ItemStack(type, amount, durability);<a name="line.200"></a>
<FONT color="green">201</FONT>        }<a name="line.201"></a>
<FONT color="green">202</FONT>    <a name="line.202"></a>
<FONT color="green">203</FONT>        @Override<a name="line.203"></a>
<FONT color="green">204</FONT>        public int hashCode() {<a name="line.204"></a>
<FONT color="green">205</FONT>            int hash = 11;<a name="line.205"></a>
<FONT color="green">206</FONT>    <a name="line.206"></a>
<FONT color="green">207</FONT>            hash = hash * 19 + 7 * getTypeId(); // Overriding hashCode since equals is overridden, it's just<a name="line.207"></a>
<FONT color="green">208</FONT>            hash = hash * 7 + 23 * getAmount(); // too bad these are mutable values... Q_Q<a name="line.208"></a>
<FONT color="green">209</FONT>            return hash;<a name="line.209"></a>
<FONT color="green">210</FONT>        }<a name="line.210"></a>
<FONT color="green">211</FONT>    }<a name="line.211"></a>




























































</PRE>
</BODY>
</HTML>
